def happy_birthday(name, age):
    print('祝' + name + '生日快乐')
    print(str(age) + '生日快乐')


# 关键字传参
happy_birthday(age=18, name='李四')

happy_birthday('王五', age=20)

# happy_birthday(name='王五', 20)   # SyntaxError: positional argument follows keyword argument

# 原则：位置参数在前，关键字参数在后
